diff --git a/image/spec/v1.2.md b/image/spec/v1.2.md
index 1400e183f0..da9a101871 100644
--- a/image/spec/v1.2.md
+++ b/image/spec/v1.2.md
@@ -142,7 +142,7 @@ Here is an example image JSON file:
         ],
         "Volumes": {
             "/var/job-result-data": {},
-            "/var/log/my-app-logs": {},
+            "/var/log/my-app-logs": {}
         },
         "WorkingDir": "/home/alice"
     },